Pacifica, 2003-2005

Throttle Body

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Removal & Installation



3.5L Engine
  1. Disconnect negative cable from battery
  2.  
  3. Remove the engine cover.
  4.  
  5. Remove the air cleaner box.
  6.  
  7. Hold throttle lever in wide open position. Remove throttle cable and speed control cables from throttle arm.
  8.  
  9. Remove throttle cable bracket.

    Click image to see an enlarged view

    Fig. Remove the throttle cable bracket-3.5L engine

    Remove the throttle cable bracket-3.5L engine
  10.  
  11. Disconnect electrical connectors from throttle body.

    Click image to see an enlarged view

    Fig. Disconnect the TPS (2) and IAC motor (2) connectors from the throttle body

    Disconnect the TPS (2) and IAC motor (2) connectors from the throttle body
  12.  
  13. Remove 3 throttle body bolts.
  14.  
  15. Remove throttle body.
  16.  
  17. Clean mating surfaces. Inspect and replace throttle body gasket if necessary.
  18.  

To install:

  1. Install throttle body gasket.
  2.  
  3. Install throttle body.
  4.  
  5. Install 3 throttle body bolts and tighten.
  6.  
  7. Connect electrical connectors to throttle body.
  8.  
  9. Install throttle cable bracket.
  10.  
  11. Hold throttle lever in wide open position. Install throttle cable and speed control cables to throttle arm.
  12.  
  13. Install the air cleaner box,
  14.  
  15. Install the engine cover.
  16.  
  17. Connect negative cable from battery.
  18.  

3.8L Engine
  1. Disconnect negative cable from battery
  2.  
  3. Remove the air cleaner box.
  4.  
  5. Remove throttle and speed control cables.
  6.  
  7. Hold throttle lever in wide open position. Remove throttle cable and speed control cables from throttle arm.

    Click image to see an enlarged view

    Fig. Hold throttle lever in wide open position. Remove throttle cable and speed control cables from throttle arm

    Hold throttle lever in wide open position. Remove throttle cable and speed control cables from throttle arm
  8.  
  9. Disconnect electrical connectors and purge line from throttle body.

    Click image to see an enlarged view

    Fig. Disconnect the purge line (1), TPS (2) and IAC motor (3) electrical connectors from the throttle body-3.8L engine

    Disconnect the purge line (1), TPS (2) and IAC motor (3) electrical connectors from the throttle body-3.8L engine
  10.  
  11. Remove 3 throttle body bolts.
  12.  
  13. Remove throttle body.
  14.  
  15. Clean mating surfaces. Inspect and replace throttle body gasket if necessary.
  16.  

To install:

  1. Install throttle body gasket.
  2.  
  3. Install throttle body.
  4.  
  5. Install 3 throttle body bolts and tighten.
  6.  
  7. Connect electrical connectors and purge line to throttle body.
  8.  
  9. Hold throttle lever in wide open position. Install throttle cable and speed control cables to throttle arm.
  10.  
  11. Install the air cleaner box,
  12.  
  13. Install the engine cover.
  14.  
  15. Connect negative cable from battery.
  16.  

 
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